Display screen or portion thereof with graphical user interface



FIG. 1 is a front view of a display screen or portion thereof with graphical user interface, showing our new design; and,

FIG. 2 is a front view thereof, in which a mobile terminal in broken line is provided to illustrate an example environment.

The broken lines representing a display screen portion in FIG. 1, a mobile terminal in FIG. 2, and portions of the graphical user interface in all FIGS. are included for the purpose of illustrating portions of the article and form no part of the claimed design. 

CLAIM The ornamental design for a display screen or portion thereof with graphical user interface, as shown and described. 